.primary{
  color: #f70;
}
.Loading{
  position: absolute;
  left:0;
  top:0;
  right:0;
  bottom:0;
}
.LoadingBox{
  border-radius: 12px;
  background-color: rgba(0,0,0,.7);
  color:#fff;
  padding: 10px;
  position: absolute;
  left:50%;
  top:50%;
  transform: translate(-50%,-50%);
  text-align: center;
  min-width: 120px;
  min-height: 120px;

}
/* 动画的定义 */
@keyframes rotate {
  0%{
    transform:rotate(0deg)
  }
  100%{
    transform:rotate(360deg)
  }
  
}
/* 动画的调用 */
.LoadingBox::before{
  animation: rotate 0.7s linear  infinite;
  content:'';
  display: inline-block;
  width: 40px;
  height: 40px;
  border:10px solid #999;
  border-left-color:#fff;
  border-radius: 50%;
}
